/**
 * charmap.js
 *
 * Copyright 2009, Moxiecode Systems AB
 * Released under LGPL License.
 *
 * License: http://tinymce.moxiecode.com/license
 * Contributing: http://tinymce.moxiecode.com/contributing
 */

tinyMCEPopup.requireLangPack();

var charmap = [
    ['&nbsp;',    '&#160;',  true, 'no-break space'],
    ['&amp;',     '&#38;',   true, 'ampersand'],
    ['&quot;',    '&#34;',   true, 'quotation mark'],
// finance
    ['&cent;',    '&#162;',  true, 'cent sign'],
    ['&euro;',    '&#8364;', true, 'euro sign'],
    ['&pound;',   '&#163;',  true, 'pound sign'],
    ['&yen;',     '&#165;',  true, 'yen sign'],
// signs
    ['&copy;',    '&#169;',  true, 'copyright sign'],
    ['&reg;',     '&#174;',  true, 'registered sign'],
    ['&trade;',   '&#8482;', true, 'trade mark sign'],
    ['&permil;',  '&#8240;', true, 'per mille sign'],
    ['&micro;',   '&#181;',  true, 'micro sign'],
    ['&middot;',  '&#183;',  true, 'middle dot'],
    ['&bull;',    '&#8226;', true, 'bullet'],
    ['&hellip;',  '&#8230;', true, 'three dot leader'],
    ['&prime;',   '&#8242;', true, 'minutes / feet'],
    ['&Prime;',   '&#8243;', true, 'seconds / inches'],
    ['&sect;',    '&#167;',  true, 'section sign'],
    ['&para;',    '&#182;',  true, 'paragraph sign'],
    ['&szlig;',   '&#223;',  true, 'sharp s / ess-zed'],
// quotations
    ['&lsaquo;',  '&#8249;', true, 'single left-pointing angle quotation mark'],
    ['&rsaquo;',  '&#8250;', true, 'single right-pointing angle quotation mark'],
    ['&laquo;',   '&#171;',  true, 'left pointing guillemet'],
    ['&raquo;',   '&#187;',  true, 'right pointing guillemet'],
    ['&lsquo;',   '&#8216;', true, 'left single quotation mark'],
    ['&rsquo;',   '&#8217;', true, 'right single quotation mark'],
    ['&ldquo;',   '&#8220;', true, 'left double quotation mark'],
    ['&rdquo;',   '&#8221;', true, 'right double quotation mark'],
    ['&sbquo;',   '&#8218;', true, 'single low-9 quotation mark'],
    ['&bdquo;',   '&#8222;', true, 'double low-9 quotation mark'],
    ['&lt;',      '&#60;',   true, 'less-than sign'],
    ['&gt;',      '&#62;',   true, 'greater-than sign'],
    ['&le;',      '&#8804;', true, 'less-than or equal to'],
    ['&ge;',      '&#8805;', true, 'greater-than or equal to'],
    ['&ndash;',   '&#8211;', true, 'en dash'],
    ['&mdash;',   '&#8212;', true, 'em dash'],
    ['&macr;',    '&#175;',  true, 'macron'],
    ['&oline;',   '&#8254;', true, 'overline'],
    ['&curren;',  '&#164;',  true, 'currency sign'],
    ['&brvbar;',  '&#166;',  true, 'broken bar'],
    ['&uml;',     '&#168;',  true, 'diaeresis'],
    ['&iexcl;',   '&#161;',  true, 'inverted exclamation mark'],
    ['&iquest;',  '&#191;',  true, 'turned question mark'],
    ['&circ;',    '&#710;',  true, 'circumflex accent'],
    ['&tilde;',   '&#732;',  true, 'small tilde'],
    ['&deg;',     '&#176;',  true, 'degree sign'],
    ['&minus;',   '&#8722;', true, 'minus sign'],
    ['&plusmn;',  '&#177;',  true, 'plus-minus sign'],
    ['&divide;',  '&#247;',  true, 'division sign'],
    ['&frasl;',   '&#8260;', true, 'fraction slash'],
    ['&times;',   '&#215;',  true, 'multiplication sign'],
    ['&sup1;',    '&#185;',  true, 'superscript one'],
    ['&sup2;',    '&#178;',  true, 'superscript two'],
    ['&sup3;',    '&#179;',  true, 'superscript three'],
    ['&frac14;',  '&#188;',  true, 'fraction one quarter'],
    ['&frac12;',  '&#189;',  true, 'fraction one half'],
    ['&frac34;',  '&#190;',  true, 'fraction three quarters'],
// math / logical
    ['&fnof;',    '&#402;',  true, 'function / florin'],
    ['&int;',     '&#8747;', true, 'integral'],
    ['&sum;',     '&#8721;', true, 'n-ary sumation'],
    ['&infin;',   '&#8734;', true, 'infinity'],
    ['&radic;',   '&#8730;', true, 'square root'],
    ['&sim;',     '&#8764;', false,'similar to'],
    ['&cong;',    '&#8773;', false,'approximately equal to'],
    ['&asymp;',   '&#8776;', true, 'almost equal to'],
    ['&ne;',      '&#8800;', true, 'not equal to'],
    ['&equiv;',   '&#8801;', true, 'identical to'],
    ['&isin;',    '&#8712;', false,'element of'],
    ['&notin;',   '&#8713;', false,'not an element of'],
    ['&ni;',      '&#8715;', false,'contains as member'],
    ['&prod;',    '&#8719;', true, 'n-ary product'],
    ['&and;',     '&#8743;', false,'logical and'],
    ['&or;',      '&#8744;', false,'logical or'],
    ['&not;',     '&#172;',  true, 'not sign'],
    ['&cap;',     '&#8745;', true, 'intersection'],
    ['&cup;',     '&#8746;', false,'union'],
    ['&part;',    '&#8706;', true, 'partial differential'],
    ['&forall;',  '&#8704;', false,'for all'],
    ['&exist;',   '&#8707;', false,'there exists'],
    ['&empty;',   '&#8709;', false,'diameter'],
    ['&nabla;',   '&#8711;', false,'backward difference'],
    ['&lowast;',  '&#8727;', false,'asterisk operator'],
    ['&prop;',    '&#8733;', false,'proportional to'],
    ['&ang;',     '&#8736;', false,'angle'],
// undefined
    ['&acute;',   '&#180;',  true, 'acute accent'],
    ['&cedil;',   '&#184;',  true, 'cedilla'],
    ['&ordf;',    '&#170;',  true, 'feminine ordinal indicator'],
    ['&ordm;',    '&#186;',  true, 'masculine ordinal indicator'],
    ['&dagger;',  '&#8224;', true, 'dagger'],
    ['&Dagger;',  '&#8225;', true, 'double dagger'],
// alphabetical special chars
    ['&Agrave;',  '&#192;',  true, 'A - grave'],
    ['&Aacute;',  '&#193;',  true, 'A - acute'],
    ['&Acirc;',   '&#194;',  true, 'A - circumflex'],
    ['&Atilde;',  '&#195;',  true, 'A - tilde'],
    ['&Auml;',    '&#196;',  true, 'A - diaeresis'],
    ['&Aring;',   '&#197;',  true, 'A - ring above'],
    ['&AElig;',   '&#198;',  true, 'ligature AE'],
    ['&Ccedil;',  '&#199;',  true, 'C - cedilla'],
    ['&Egrave;',  '&#200;',  true, 'E - grave'],
    ['&Eacute;',  '&#201;',  true, 'E - acute'],
    ['&Ecirc;',   '&#202;',  true, 'E - circumflex'],
    ['&Euml;',    '&#203;',  true, 'E - diaeresis'],
    ['&Igrave;',  '&#204;',  true, 'I - grave'],
    ['&Iacute;',  '&#205;',  true, 'I - acute'],
    ['&Icirc;',   '&#206;',  true, 'I - circumflex'],
    ['&Iuml;',    '&#207;',  true, 'I - diaeresis'],
    ['&ETH;',     '&#208;',  true, 'ETH'],
    ['&Ntilde;',  '&#209;',  true, 'N - tilde'],
    ['&Ograve;',  '&#210;',  true, 'O - grave'],
    ['&Oacute;',  '&#211;',  true, 'O - acute'],
    ['&Ocirc;',   '&#212;',  true, 'O - circumflex'],
    ['&Otilde;',  '&#213;',  true, 'O - tilde'],
    ['&Ouml;',    '&#214;',  true, 'O - diaeresis'],
    ['&Oslash;',  '&#216;',  true, 'O - slash'],
    ['&OElig;',   '&#338;',  true, 'ligature OE'],
    ['&Scaron;',  '&#352;',  true, 'S - caron'],
    ['&Ugrave;',  '&#217;',  true, 'U - grave'],
    ['&Uacute;',  '&#218;',  true, 'U - acute'],
    ['&Ucirc;',   '&#219;',  true, 'U - circumflex'],
    ['&Uuml;',    '&#220;',  true, 'U - diaeresis'],
    ['&Yacute;',  '&#221;',  true, 'Y - acute'],
    ['&Yuml;',    '&#376;',  true, 'Y - diaeresis'],
    ['&THORN;',   '&#222;',  true, 'THORN'],
    ['&agrave;',  '&#224;',  true, 'a - grave'],
    ['&aacute;',  '&#225;',  true, 'a - acute'],
    ['&acirc;',   '&#226;',  true, 'a - circumflex'],
    ['&atilde;',  '&#227;',  true, 'a - tilde'],
    ['&auml;',    '&#228;',  true, 'a - diaeresis'],
    ['&aring;',   '&#229;',  true, 'a - ring above'],
    ['&aelig;',   '&#230;',  true, 'ligature ae'],
    ['&ccedil;',  '&#231;',  true, 'c - cedilla'],
    ['&egrave;',  '&#232;',  true, 'e - grave'],
    ['&eacute;',  '&#233;',  true, 'e - acute'],
    ['&ecirc;',   '&#234;',  true, 'e - circumflex'],
    ['&euml;',    '&#235;',  true, 'e - diaeresis'],
    ['&igrave;',  '&#236;',  true, 'i - grave'],
    ['&iacute;',  '&#237;',  true, 'i - acute'],
    ['&icirc;',   '&#238;',  true, 'i - circumflex'],
    ['&iuml;',    '&#239;',  true, 'i - diaeresis'],
    ['&eth;',     '&#240;',  true, 'eth'],
    ['&ntilde;',  '&#241;',  true, 'n - tilde'],
    ['&ograve;',  '&#242;',  true, 'o - grave'],
    ['&oacute;',  '&#243;',  true, 'o - acute'],
    ['&ocirc;',   '&#244;',  true, 'o - circumflex'],
    ['&otilde;',  '&#245;',  true, 'o - tilde'],
    ['&ouml;',    '&#246;',  true, 'o - diaeresis'],
    ['&oslash;',  '&#248;',  true, 'o slash'],
    ['&oelig;',   '&#339;',  true, 'ligature oe'],
    ['&scaron;',  '&#353;',  true, 's - caron'],
    ['&ugrave;',  '&#249;',  true, 'u - grave'],
    ['&uacute;',  '&#250;',  true, 'u - acute'],
    ['&ucirc;',   '&#251;',  true, 'u - circumflex'],
    ['&uuml;',    '&#252;',  true, 'u - diaeresis'],
    ['&yacute;',  '&#253;',  true, 'y - acute'],
    ['&thorn;',   '&#254;',  true, 'thorn'],
    ['&yuml;',    '&#255;',  true, 'y - diaeresis'],
    ['&Alpha;',   '&#913;',  true, 'Alpha'],
    ['&Beta;',    '&#914;',  true, 'Beta'],
    ['&Gamma;',   '&#915;',  true, 'Gamma'],
    ['&Delta;',   '&#916;',  true, 'Delta'],
    ['&Epsilon;', '&#917;',  true, 'Epsilon'],
    ['&Zeta;',    '&#918;',  true, 'Zeta'],
    ['&Eta;',     '&#919;',  true, 'Eta'],
    ['&Theta;',   '&#920;',  true, 'Theta'],
    ['&Iota;',    '&#921;',  true, 'Iota'],
    ['&Kappa;',   '&#922;',  true, 'Kappa'],
    ['&Lambda;',  '&#923;',  true, 'Lambda'],
    ['&Mu;',      '&#924;',  true, 'Mu'],
    ['&Nu;',      '&#925;',  true, 'Nu'],
    ['&Xi;',      '&#926;',  true, 'Xi'],
    ['&Omicron;', '&#927;',  true, 'Omicron'],
    ['&Pi;',      '&#928;',  true, 'Pi'],
    ['&Rho;',     '&#929;',  true, 'Rho'],
    ['&Sigma;',   '&#931;',  true, 'Sigma'],
    ['&Tau;',     '&#932;',  true, 'Tau'],
    ['&Upsilon;', '&#933;',  true, 'Upsilon'],
    ['&Phi;',     '&#934;',  true, 'Phi'],
    ['&Chi;',     '&#935;',  true, 'Chi'],
    ['&Psi;',     '&#936;',  true, 'Psi'],
    ['&Omega;',   '&#937;',  true, 'Omega'],
    ['&alpha;',   '&#945;',  true, 'alpha'],
    ['&beta;',    '&#946;',  true, 'beta'],
    ['&gamma;',   '&#947;',  true, 'gamma'],
    ['&delta;',   '&#948;',  true, 'delta'],
    ['&epsilon;', '&#949;',  true, 'epsilon'],
    ['&zeta;',    '&#950;',  true, 'zeta'],
    ['&eta;',     '&#951;',  true, 'eta'],
    ['&theta;',   '&#952;',  true, 'theta'],
    ['&iota;',    '&#953;',  true, 'iota'],
    ['&kappa;',   '&#954;',  true, 'kappa'],
    ['&lambda;',  '&#955;',  true, 'lambda'],
    ['&mu;',      '&#956;',  true, 'mu'],
    ['&nu;',      '&#957;',  true, 'nu'],
    ['&xi;',      '&#958;',  true, 'xi'],
    ['&omicron;', '&#959;',  true, 'omicron'],
    ['&pi;',      '&#960;',  true, 'pi'],
    ['&rho;',     '&#961;',  true, 'rho'],
    ['&sigmaf;',  '&#962;',  true, 'final sigma'],
    ['&sigma;',   '&#963;',  true, 'sigma'],
    ['&tau;',     '&#964;',  true, 'tau'],
    ['&upsilon;', '&#965;',  true, 'upsilon'],
    ['&phi;',     '&#966;',  true, 'phi'],
    ['&chi;',     '&#967;',  true, 'chi'],
    ['&psi;',     '&#968;',  true, 'psi'],
    ['&omega;',   '&#969;',  true, 'omega'],
// symbols
    ['&alefsym;', '&#8501;', false,'alef symbol'],
    ['&piv;',     '&#982;',  false,'pi symbol'],
    ['&real;',    '&#8476;', false,'real part symbol'],
    ['&thetasym;','&#977;',  false,'theta symbol'],
    ['&upsih;',   '&#978;',  false,'upsilon - hook symbol'],
    ['&weierp;',  '&#8472;', false,'Weierstrass p'],
    ['&image;',   '&#8465;', false,'imaginary part'],
// arrows
    ['&larr;',    '&#8592;', true, 'leftwards arrow'],
    ['&uarr;',    '&#8593;', true, 'upwards arrow'],
    ['&rarr;',    '&#8594;', true, 'rightwards arrow'],
    ['&darr;',    '&#8595;', true, 'downwards arrow'],
    ['&harr;',    '&#8596;', true, 'left right arrow'],
    ['&crarr;',   '&#8629;', false,'carriage return'],
    ['&lArr;',    '&#8656;', false,'leftwards double arrow'],
    ['&uArr;',    '&#8657;', false,'upwards double arrow'],
    ['&rArr;',    '&#8658;', false,'rightwards double arrow'],
    ['&dArr;',    '&#8659;', false,'downwards double arrow'],
    ['&hArr;',    '&#8660;', false,'left right double arrow'],
    ['&there4;',  '&#8756;', false,'therefore'],
    ['&sub;',     '&#8834;', false,'subset of'],
    ['&sup;',     '&#8835;', false,'superset of'],
    ['&nsub;',    '&#8836;', false,'not a subset of'],
    ['&sube;',    '&#8838;', false,'subset of or equal to'],
    ['&supe;',    '&#8839;', false,'superset of or equal to'],
    ['&oplus;',   '&#8853;', false,'circled plus'],
    ['&otimes;',  '&#8855;', false,'circled times'],
    ['&perp;',    '&#8869;', false,'perpendicular'],
    ['&sdot;',    '&#8901;', false,'dot operator'],
    ['&lceil;',   '&#8968;', false,'left ceiling'],
    ['&rceil;',   '&#8969;', false,'right ceiling'],
    ['&lfloor;',  '&#8970;', false,'left floor'],
    ['&rfloor;',  '&#8971;', false,'right floor'],
    ['&lang;',    '&#9001;', false,'left-pointing angle bracket'],
    ['&rang;',    '&#9002;', false,'right-pointing angle bracket'],
    ['&loz;',     '&#9674;', true, 'lozenge'],
    ['&spades;',  '&#9824;', true, 'black spade suit'],
    ['&clubs;',   '&#9827;', true, 'black club suit'],
    ['&hearts;',  '&#9829;', true, 'black heart suit'],
    ['&diams;',   '&#9830;', true, 'black diamond suit'],
    ['&ensp;',    '&#8194;', false,'en space'],
    ['&emsp;',    '&#8195;', false,'em space'],
    ['&thinsp;',  '&#8201;', false,'thin space'],
    ['&zwnj;',    '&#8204;', false,'zero width non-joiner'],
    ['&zwj;',     '&#8205;', false,'zero width joiner'],
    ['&lrm;',     '&#8206;', false,'left-to-right mark'],
    ['&rlm;',     '&#8207;', false,'right-to-left mark'],
    ['&shy;',     '&#173;',  false,'soft hyphen']
];

tinyMCEPopup.onInit.add(function() {
    tinyMCEPopup.dom.setHTML('charmapView', renderCharMapHTML());
    addKeyboardNavigation();
});

function addKeyboardNavigation(){
    var tableElm, cells, settings;

    cells = tinyMCEPopup.dom.select(".charmaplink", "charmapgroup");

    settings ={
        root: "charmapgroup",
        items: cells
    };

    tinyMCEPopup.editor.windowManager.createInstance('tinymce.ui.KeyboardNavigation', settings, tinyMCEPopup.dom);
}

function renderCharMapHTML() {
    var charsPerRow = 20, tdWidth=20, tdHeight=20, i;
    var html = '<div id="charmapgroup" aria-labelledby="charmap_label" tabindex="0" role="listbox">'+
    '<table role="presentation" border="0" cellspacing="1" cellpadding="0" width="' + (tdWidth*charsPerRow) +
    '"><tr height="' + tdHeight + '">';
    var cols=-1;

    for (i=0; i<charmap.length; i++) {
        var previewCharFn;

        if (charmap[i][2]==true) {
            cols++;
            previewCharFn = 'previewChar(\'' + charmap[i][1].substring(1,charmap[i][1].length) + '\',\'' + charmap[i][0].substring(1,charmap[i][0].length) + '\',\'' + charmap[i][3] + '\');';
            html += ''
                + '<td class="charmap">'
                + '<a class="charmaplink" role="button" onmouseover="'+previewCharFn+'" onfocus="'+previewCharFn+'" href="javascript:void(0)" onclick="insertChar(\'' + charmap[i][1].substring(2,charmap[i][1].length-1) + '\');" onclick="return false;" onmousedown="return false;" title="' + charmap[i][3] + '">'
                + charmap[i][1]
                + '</a></td>';
            if ((cols+1) % charsPerRow == 0)
                html += '</tr><tr height="' + tdHeight + '">';
        }
     }

    if (cols % charsPerRow > 0) {
        var padd = charsPerRow - (cols % charsPerRow);
        for (var i=0; i<padd-1; i++)
            html += '<td width="' + tdWidth + '" height="' + tdHeight + '" class="charmap">&nbsp;</td>';
    }

    html += '</tr></table></div>';
    html = html.replace(/<tr height="20"><\/tr>/g, '');

    return html;
}

function insertChar(chr) {
    tinyMCEPopup.execCommand('mceInsertContent', false, '&#' + chr + ';');

    // Refocus in window
    if (tinyMCEPopup.isWindow)
        window.focus();

    tinyMCEPopup.editor.focus();
    tinyMCEPopup.close();
}

function previewChar(codeA, codeB, codeN) {
    var elmA = document.getElementById('codeA');
    var elmB = document.getElementById('codeB');
    var elmV = document.getElementById('codeV');
    var elmN = document.getElementById('codeN');

    if (codeA=='#160;') {
        elmV.innerHTML = '__';
    } else {
        elmV.innerHTML = '&' + codeA;
    }

    elmB.innerHTML = '&amp;' + codeA;
    elmA.innerHTML = '&amp;' + codeB;
    elmN.innerHTML = codeN;
}
